<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>超链接标签</title>
</head>
<body>
<!--target：在哪里打开-->
<a href="https://www.baidu.com" alt="百度官网" target="_blank">百度</a>
<!--回到顶部-->
<a name="up"></a>
<!--回到底部-->
<a href="#down">底部</a><br>
<img src="../resources/img/测试.png"><br>
<img src="../resources/img/测试.png"><br>
<img src="../resources/img/测试.png"><br>
<img src="../resources/img/测试.png"><br>
<a name="down"></a>
<a href="#up">顶部</a>
</body>
</html>
